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- Restore bookmarks, passwords, and data from an old Firefox profile
- Use Troubleshoot Mode in Firefox
- Back up and restore information in Firefox profiles
- Captive portal detection
- Secure connection and security warning error pages in Firefox
- Fix error “Website will not allow Firefox to display the page.”
- Accessibility features in Firefox - Make Firefox and web content work for all users
- Accessibility not available during multi-process support
- Can I use my screen reader with the new Firefox?
- How to save a web page
- How to print web pages in Firefox
- Where to find and manage downloaded files in Firefox
- How to search IMDB, Wikipedia and more from the address bar
- Search with the Firefox address bar
- Remove websites from the address bar suggestions
- Custom installation of Firefox on Windows
- Uninstall Firefox from your computer
- Install an older version of Firefox
- About Add-on Badges
- How to search IMDB, Wikipedia and more from the address bar
- Import bookmarks and other data from Google Chrome
- Block and unblock websites with parental controls on Firefox
- Pop-up blocker settings, exceptions and troubleshooting
- Use a Primary Password to protect stored logins and passwords
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Secure connection and security warning error pages in Firefox
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
Fix error “Website will not allow Firefox to display the page.”
Learn why Firefox may block a page embedded by another site, and what you can do to open it.
Captive portal detection
Description of how Firefox detects captive portal networks.
Troubleshoot time-related errors on secure websites
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
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